Auction #94 WORLDWIDE AIR POST STAMPS AND POSTAL HISTORY

1953, 50th Anniversary of the Communist Party, 40k multicolored, text in brown red with double (ghost) impression, unfolded block of four, full OG, NH, VF and very rare, especially in multiple, only one sheet of 72 stamps has been discovered and later separated for singles with only three blocks survived, Raritan Stamps guarantee, Est. $1,000-$1,200